Perth based Super Rugby franchise the Western Force have signed Queensland Country lock Richie Arnold adding size to their forward pack for 2016.

Arnold, identical twin to ACT Brumbies and Wallabies lock Rory Arnold, stands at a towering 208cm and 127kg - seven kilograms heavier than his brother.

The 25-year-old - who would rank as the equal second tallest player in e Super Rugby history, alongside his brother and former Stormers lock, Andries Bekker, and only behind Lions lock JP du Preez (209cm) - will join the Force as part of the club's Wider Training Squad, as he looks to push for his Super Rugby debut in 2016.

"I'm really excited about starting with the Force," he said.

"I did have a thought that this opportunity may have passed me by, so to now get that chance makes you really determined and motivated to make the most of it."